Scott, M. L. (1991). Nutrition and management of ducks. Ithaca, NY: M.L. Scott of Ithaca.
शिकागो स्टाइल उद्धरणScott, Milton L. Nutrition and Management of Ducks. Ithaca, NY: M.L. Scott of Ithaca, 1991.
एमएलए उद्धरणScott, Milton L. Nutrition and Management of Ducks. Ithaca, NY: M.L. Scott of Ithaca, 1991.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.